package com.itheima.d8_threadpool;

import java.util.concurrent.*;

/**
    目标：自定义一个线程池对象，并测试其特性。
 */

public class ThreadPoolDemo02 {
    public static void main(String[] args) throws Exception {
        // 1. 创建线程池对象
        /**
         ThreadPoolExecutor(int corePoolSize,
                             int maximumPoolSize,
                             long keepAliveTime,
                             TimeUnit unit,
                             BlockingQueue<Runnable> workQueue,
                             ThreadFactory threadFactory,
                             RejectedExecutionHandler handler)
        */
        ExecutorService pool = new ThreadPoolExecutor(3, 5, 5,
                TimeUnit.SECONDS, new ArrayBlockingQueue<>(5), Executors.defaultThreadFactory(),
                new ThreadPoolExecutor.AbortPolicy());

        // 2. 给任务让线程池处理
        Future<String> f1 = pool.submit(new MyCallable(100));
        Future<String> f2 = pool.submit(new MyCallable(200));
        Future<String> f3 = pool.submit(new MyCallable(300));
        Future<String> f4 = pool.submit(new MyCallable(400));
        Future<String> f5 = pool.submit(new MyCallable(500));

        System.out.println(f1.get());
        System.out.println(f2.get());
        System.out.println(f3.get());
        System.out.println(f4.get());
        System.out.println(f5.get());
    }
}
